1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * gpio.h -- GPIO Driver for Wolfson WM8350 PMIC 4 * 5 * Copyright 2007 Wolfson Microelectronics PLC 6 */ 7 8#ifndef __LINUX_MFD_WM8350_GPIO_H_ 9#define __LINUX_MFD_WM8350_GPIO_H_ 10 11#include <linux/platform_device.h> 12 13/* 14 * GPIO Registers. 15 */ 16#define WM8350_GPIO_DEBOUNCE 0x80 17#define WM8350_GPIO_PIN_PULL_UP_CONTROL 0x81 18#define WM8350_GPIO_PULL_DOWN_CONTROL 0x82 19#define WM8350_GPIO_INT_MODE 0x83 20#define WM8350_GPIO_CONTROL 0x85 21#define WM8350_GPIO_CONFIGURATION_I_O 0x86 22#define WM8350_GPIO_PIN_POLARITY_TYPE 0x87 23#define WM8350_GPIO_FUNCTION_SELECT_1 0x8C 24#define WM8350_GPIO_FUNCTION_SELECT_2 0x8D 25#define WM8350_GPIO_FUNCTION_SELECT_3 0x8E 26#define WM8350_GPIO_FUNCTION_SELECT_4 0x8F 27#define WM8350_GPIO_LEVEL 0xE6 28 29/* 30 * GPIO Functions 31 */ 32#define WM8350_GPIO0_GPIO_IN 0x0 33#define WM8350_GPIO0_GPIO_OUT 0x0 34#define WM8350_GPIO0_PWR_ON_IN 0x1 35#define WM8350_GPIO0_PWR_ON_OUT 0x1 36#define WM8350_GPIO0_LDO_EN_IN 0x2 37#define WM8350_GPIO0_VRTC_OUT 0x2 38#define WM8350_GPIO0_LPWR1_IN 0x3 39#define WM8350_GPIO0_POR_B_OUT 0x3 40 41#define WM8350_GPIO1_GPIO_IN 0x0 42#define WM8350_GPIO1_GPIO_OUT 0x0 43#define WM8350_GPIO1_PWR_ON_IN 0x1 44#define WM8350_GPIO1_DO_CONF_OUT 0x1 45#define WM8350_GPIO1_LDO_EN_IN 0x2 46#define WM8350_GPIO1_RESET_OUT 0x2 47#define WM8350_GPIO1_LPWR2_IN 0x3 48#define WM8350_GPIO1_MEMRST_OUT 0x3 49 50#define WM8350_GPIO2_GPIO_IN 0x0 51#define WM8350_GPIO2_GPIO_OUT 0x0 52#define WM8350_GPIO2_PWR_ON_IN 0x1 53#define WM8350_GPIO2_PWR_ON_OUT 0x1 54#define WM8350_GPIO2_WAKE_UP_IN 0x2 55#define WM8350_GPIO2_VRTC_OUT 0x2 56#define WM8350_GPIO2_32KHZ_IN 0x3 57#define WM8350_GPIO2_32KHZ_OUT 0x3 58 59#define WM8350_GPIO3_GPIO_IN 0x0 60#define WM8350_GPIO3_GPIO_OUT 0x0 61#define WM8350_GPIO3_PWR_ON_IN 0x1 62#define WM8350_GPIO3_P_CLK_OUT 0x1 63#define WM8350_GPIO3_LDO_EN_IN 0x2 64#define WM8350_GPIO3_VRTC_OUT 0x2 65#define WM8350_GPIO3_PWR_OFF_IN 0x3 66#define WM8350_GPIO3_32KHZ_OUT 0x3 67 68#define WM8350_GPIO4_GPIO_IN 0x0 69#define WM8350_GPIO4_GPIO_OUT 0x0 70#define WM8350_GPIO4_MR_IN 0x1 71#define WM8350_GPIO4_MEM_RST_OUT 0x1 72#define WM8350_GPIO4_FLASH_IN 0x2 73#define WM8350_GPIO4_ADA_OUT 0x2 74#define WM8350_GPIO4_HIBERNATE_IN 0x3 75#define WM8350_GPIO4_FLASH_OUT 0x3 76#define WM8350_GPIO4_MICDET_OUT 0x4 77#define WM8350_GPIO4_MICSHT_OUT 0x5 78 79#define WM8350_GPIO5_GPIO_IN 0x0 80#define WM8350_GPIO5_GPIO_OUT 0x0 81#define WM8350_GPIO5_LPWR1_IN 0x1 82#define WM8350_GPIO5_P_CLK_OUT 0x1 83#define WM8350_GPIO5_ADCLRCLK_IN 0x2 84#define WM8350_GPIO5_ADCLRCLK_OUT 0x2 85#define WM8350_GPIO5_HIBERNATE_IN 0x3 86#define WM8350_GPIO5_32KHZ_OUT 0x3 87#define WM8350_GPIO5_MICDET_OUT 0x4 88#define WM8350_GPIO5_MICSHT_OUT 0x5 89#define WM8350_GPIO5_ADA_OUT 0x6 90#define WM8350_GPIO5_OPCLK_OUT 0x7 91 92#define WM8350_GPIO6_GPIO_IN 0x0 93#define WM8350_GPIO6_GPIO_OUT 0x0 94#define WM8350_GPIO6_LPWR2_IN 0x1 95#define WM8350_GPIO6_MEMRST_OUT 0x1 96#define WM8350_GPIO6_FLASH_IN 0x2 97#define WM8350_GPIO6_ADA_OUT 0x2 98#define WM8350_GPIO6_HIBERNATE_IN 0x3 99#define WM8350_GPIO6_RTC_OUT 0x3 100#define WM8350_GPIO6_MICDET_OUT 0x4 101#define WM8350_GPIO6_MICSHT_OUT 0x5 102#define WM8350_GPIO6_ADCLRCLKB_OUT 0x6 103#define WM8350_GPIO6_SDOUT_OUT 0x7 104 105#define WM8350_GPIO7_GPIO_IN 0x0 106#define WM8350_GPIO7_GPIO_OUT 0x0 107#define WM8350_GPIO7_LPWR3_IN 0x1 108#define WM8350_GPIO7_P_CLK_OUT 0x1 109#define WM8350_GPIO7_MASK_IN 0x2 110#define WM8350_GPIO7_VCC_FAULT_OUT 0x2 111#define WM8350_GPIO7_HIBERNATE_IN 0x3 112#define WM8350_GPIO7_BATT_FAULT_OUT 0x3 113#define WM8350_GPIO7_MICDET_OUT 0x4 114#define WM8350_GPIO7_MICSHT_OUT 0x5 115#define WM8350_GPIO7_ADA_OUT 0x6 116#define WM8350_GPIO7_CSB_IN 0x7 117 118#define WM8350_GPIO8_GPIO_IN 0x0 119#define WM8350_GPIO8_GPIO_OUT 0x0 120#define WM8350_GPIO8_MR_IN 0x1 121#define WM8350_GPIO8_VCC_FAULT_OUT 0x1 122#define WM8350_GPIO8_ADCBCLK_IN 0x2 123#define WM8350_GPIO8_ADCBCLK_OUT 0x2 124#define WM8350_GPIO8_PWR_OFF_IN 0x3 125#define WM8350_GPIO8_BATT_FAULT_OUT 0x3 126#define WM8350_GPIO8_ALTSCL_IN 0xf 127 128#define WM8350_GPIO9_GPIO_IN 0x0 129#define WM8350_GPIO9_GPIO_OUT 0x0 130#define WM8350_GPIO9_HEARTBEAT_IN 0x1 131#define WM8350_GPIO9_VCC_FAULT_OUT 0x1 132#define WM8350_GPIO9_MASK_IN 0x2 133#define WM8350_GPIO9_LINE_GT_BATT_OUT 0x2 134#define WM8350_GPIO9_PWR_OFF_IN 0x3 135#define WM8350_GPIO9_BATT_FAULT_OUT 0x3 136#define WM8350_GPIO9_ALTSDA_OUT 0xf 137 138#define WM8350_GPIO10_GPIO_IN 0x0 139#define WM8350_GPIO10_GPIO_OUT 0x0 140#define WM8350_GPIO10_ISINKC_OUT 0x1 141#define WM8350_GPIO10_PWR_OFF_IN 0x2 142#define WM8350_GPIO10_LINE_GT_BATT_OUT 0x2 143#define WM8350_GPIO10_CHD_IND_IN 0x3 144 145#define WM8350_GPIO11_GPIO_IN 0x0 146#define WM8350_GPIO11_GPIO_OUT 0x0 147#define WM8350_GPIO11_ISINKD_OUT 0x1 148#define WM8350_GPIO11_WAKEUP_IN 0x2 149#define WM8350_GPIO11_LINE_GT_BATT_OUT 0x2 150#define WM8350_GPIO11_CHD_IND_IN 0x3 151 152#define WM8350_GPIO12_GPIO_IN 0x0 153#define WM8350_GPIO12_GPIO_OUT 0x0 154#define WM8350_GPIO12_ISINKE_OUT 0x1 155#define WM8350_GPIO12_LINE_GT_BATT_OUT 0x2 156#define WM8350_GPIO12_LINE_EN_OUT 0x3 157#define WM8350_GPIO12_32KHZ_OUT 0x4 158 159#define WM8350_GPIO_DIR_IN 0 160#define WM8350_GPIO_DIR_OUT 1 161#define WM8350_GPIO_ACTIVE_LOW 0 162#define WM8350_GPIO_ACTIVE_HIGH 1 163#define WM8350_GPIO_PULL_NONE 0 164#define WM8350_GPIO_PULL_UP 1 165#define WM8350_GPIO_PULL_DOWN 2 166#define WM8350_GPIO_INVERT_OFF 0 167#define WM8350_GPIO_INVERT_ON 1 168#define WM8350_GPIO_DEBOUNCE_OFF 0 169#define WM8350_GPIO_DEBOUNCE_ON 1 170 171/* 172 * R30 (0x1E) - GPIO Interrupt Status 173 */ 174#define WM8350_GP12_EINT 0x1000 175#define WM8350_GP11_EINT 0x0800 176#define WM8350_GP10_EINT 0x0400 177#define WM8350_GP9_EINT 0x0200 178#define WM8350_GP8_EINT 0x0100 179#define WM8350_GP7_EINT 0x0080 180#define WM8350_GP6_EINT 0x0040 181#define WM8350_GP5_EINT 0x0020 182#define WM8350_GP4_EINT 0x0010 183#define WM8350_GP3_EINT 0x0008 184#define WM8350_GP2_EINT 0x0004 185#define WM8350_GP1_EINT 0x0002 186#define WM8350_GP0_EINT 0x0001 187 188 189/* 190 * R128 (0x80) - GPIO Debounce 191 */ 192#define WM8350_GP12_DB 0x1000 193#define WM8350_GP11_DB 0x0800 194#define WM8350_GP10_DB 0x0400 195#define WM8350_GP9_DB 0x0200 196#define WM8350_GP8_DB 0x0100 197#define WM8350_GP7_DB 0x0080 198#define WM8350_GP6_DB 0x0040 199#define WM8350_GP5_DB 0x0020 200#define WM8350_GP4_DB 0x0010 201#define WM8350_GP3_DB 0x0008 202#define WM8350_GP2_DB 0x0004 203#define WM8350_GP1_DB 0x0002 204#define WM8350_GP0_DB 0x0001 205 206/* 207 * R129 (0x81) - GPIO Pin pull up Control 208 */ 209#define WM8350_GP12_PU 0x1000 210#define WM8350_GP11_PU 0x0800 211#define WM8350_GP10_PU 0x0400 212#define WM8350_GP9_PU 0x0200 213#define WM8350_GP8_PU 0x0100 214#define WM8350_GP7_PU 0x0080 215#define WM8350_GP6_PU 0x0040 216#define WM8350_GP5_PU 0x0020 217#define WM8350_GP4_PU 0x0010 218#define WM8350_GP3_PU 0x0008 219#define WM8350_GP2_PU 0x0004 220#define WM8350_GP1_PU 0x0002 221#define WM8350_GP0_PU 0x0001 222 223/* 224 * R130 (0x82) - GPIO Pull down Control 225 */ 226#define WM8350_GP12_PD 0x1000 227#define WM8350_GP11_PD 0x0800 228#define WM8350_GP10_PD 0x0400 229#define WM8350_GP9_PD 0x0200 230#define WM8350_GP8_PD 0x0100 231#define WM8350_GP7_PD 0x0080 232#define WM8350_GP6_PD 0x0040 233#define WM8350_GP5_PD 0x0020 234#define WM8350_GP4_PD 0x0010 235#define WM8350_GP3_PD 0x0008 236#define WM8350_GP2_PD 0x0004 237#define WM8350_GP1_PD 0x0002 238#define WM8350_GP0_PD 0x0001 239 240/* 241 * R131 (0x83) - GPIO Interrupt Mode 242 */ 243#define WM8350_GP12_INTMODE 0x1000 244#define WM8350_GP11_INTMODE 0x0800 245#define WM8350_GP10_INTMODE 0x0400 246#define WM8350_GP9_INTMODE 0x0200 247#define WM8350_GP8_INTMODE 0x0100 248#define WM8350_GP7_INTMODE 0x0080 249#define WM8350_GP6_INTMODE 0x0040 250#define WM8350_GP5_INTMODE 0x0020 251#define WM8350_GP4_INTMODE 0x0010 252#define WM8350_GP3_INTMODE 0x0008 253#define WM8350_GP2_INTMODE 0x0004 254#define WM8350_GP1_INTMODE 0x0002 255#define WM8350_GP0_INTMODE 0x0001 256 257/* 258 * R133 (0x85) - GPIO Control 259 */ 260#define WM8350_GP_DBTIME_MASK 0x00C0 261 262/* 263 * R134 (0x86) - GPIO Configuration (i/o) 264 */ 265#define WM8350_GP12_DIR 0x1000 266#define WM8350_GP11_DIR 0x0800 267#define WM8350_GP10_DIR 0x0400 268#define WM8350_GP9_DIR 0x0200 269#define WM8350_GP8_DIR 0x0100 270#define WM8350_GP7_DIR 0x0080 271#define WM8350_GP6_DIR 0x0040 272#define WM8350_GP5_DIR 0x0020 273#define WM8350_GP4_DIR 0x0010 274#define WM8350_GP3_DIR 0x0008 275#define WM8350_GP2_DIR 0x0004 276#define WM8350_GP1_DIR 0x0002 277#define WM8350_GP0_DIR 0x0001 278 279/* 280 * R135 (0x87) - GPIO Pin Polarity / Type 281 */ 282#define WM8350_GP12_CFG 0x1000 283#define WM8350_GP11_CFG 0x0800 284#define WM8350_GP10_CFG 0x0400 285#define WM8350_GP9_CFG 0x0200 286#define WM8350_GP8_CFG 0x0100 287#define WM8350_GP7_CFG 0x0080 288#define WM8350_GP6_CFG 0x0040 289#define WM8350_GP5_CFG 0x0020 290#define WM8350_GP4_CFG 0x0010 291#define WM8350_GP3_CFG 0x0008 292#define WM8350_GP2_CFG 0x0004 293#define WM8350_GP1_CFG 0x0002 294#define WM8350_GP0_CFG 0x0001 295 296/* 297 * R140 (0x8C) - GPIO Function Select 1 298 */ 299#define WM8350_GP3_FN_MASK 0xF000 300#define WM8350_GP2_FN_MASK 0x0F00 301#define WM8350_GP1_FN_MASK 0x00F0 302#define WM8350_GP0_FN_MASK 0x000F 303 304/* 305 * R141 (0x8D) - GPIO Function Select 2 306 */ 307#define WM8350_GP7_FN_MASK 0xF000 308#define WM8350_GP6_FN_MASK 0x0F00 309#define WM8350_GP5_FN_MASK 0x00F0 310#define WM8350_GP4_FN_MASK 0x000F 311 312/* 313 * R142 (0x8E) - GPIO Function Select 3 314 */ 315#define WM8350_GP11_FN_MASK 0xF000 316#define WM8350_GP10_FN_MASK 0x0F00 317#define WM8350_GP9_FN_MASK 0x00F0 318#define WM8350_GP8_FN_MASK 0x000F 319 320/* 321 * R143 (0x8F) - GPIO Function Select 4 322 */ 323#define WM8350_GP12_FN_MASK 0x000F 324 325/* 326 * R230 (0xE6) - GPIO Pin Status 327 */ 328#define WM8350_GP12_LVL 0x1000 329#define WM8350_GP11_LVL 0x0800 330#define WM8350_GP10_LVL 0x0400 331#define WM8350_GP9_LVL 0x0200 332#define WM8350_GP8_LVL 0x0100 333#define WM8350_GP7_LVL 0x0080 334#define WM8350_GP6_LVL 0x0040 335#define WM8350_GP5_LVL 0x0020 336#define WM8350_GP4_LVL 0x0010 337#define WM8350_GP3_LVL 0x0008 338#define WM8350_GP2_LVL 0x0004 339#define WM8350_GP1_LVL 0x0002 340#define WM8350_GP0_LVL 0x0001 341 342struct wm8350; 343 344int wm8350_gpio_config(struct wm8350 *wm8350, int gpio, int dir, int func, 345 int pol, int pull, int invert, int debounce); 346 347struct wm8350_gpio { 348 struct platform_device *pdev; 349}; 350 351/* 352 * GPIO Interrupts 353 */ 354#define WM8350_IRQ_GPIO(x) (50 + x) 355 356#endif 357